Clues of the Heart by Maryann Jordan

Military duty called them away to war zones, but after tours overseas, the group of friends found their way back home as men, seeking the peaceful little seaside town. Now, the band of brothers, together once more, work to provide a place for less fortunate veterans to call home.
Katelyn MacFarlane had loved…and lost, when her young fiancé was killed in action. Now, six years later, still at the same job in Baytown, she feels as though life is passing her by.

Gareth Harrison, the town’s private investigator, has had his eye on the beautiful bartender since he moved to town, and offering her a job gives her the change she needs. Treading carefully, he wonders if Katelyn’s broken heart can learn to love again.
When a body is discovered on the local golf course, the missing persons case they’ve been working on suddenly takes a new turn. Racing to find clues to the killer, they also discover clues to their hearts.